Analysis

  • max time kernel
    148s
  • max time network
    175s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 08:35

General

  • Target

    SecuriteInfo.com.Win32.TrojanX-gen.25530.exe

  • Size

    2.3MB

  • MD5

    eef26247e1803df85e941af4d6051e9c

  • SHA1

    0354848ba69964ce1d940923faa60b37f174d674

  • SHA256

    e0d3e7932df9715d7e739474f2d4e06dc3c3bfb7bda509c3845bd0cd06302168

  • SHA512

    48f333e8aa7a7f43d3d36a6b4db5b32fe08e6baa15d9ebcc66c9c5a1c25d6d7fe7c67b9082fb68d2e031d2d156c13e7aed41f44a44edd41cc96f0199b4e6dce0

  • SSDEEP

    49152:FGB7xiI3kyt7C8dxdhvxI5xNs4tiwZbZeALC:UBOUdhZI5xOAi2L

Malware Config

Extracted

Family

remcos

Botnet

FAITH

C2

185.206.225.51:18853

127.0.0.1:18853

10.16.225.165:18853

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-QQ9K6X

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.25530.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.25530.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1364
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:300
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.25530.exe
      C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.25530.exe
      2⤵
        PID:1116
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.25530.exe
        C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.25530.exe
        2⤵
          PID:588

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Modify Registry

      1
      T1112

      Discovery

      System Information Discovery

      1
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/300-58-0x000000006E240000-0x000000006E7EB000-memory.dmp
        Filesize

        5.7MB

      • memory/300-59-0x000000006E240000-0x000000006E7EB000-memory.dmp
        Filesize

        5.7MB

      • memory/300-56-0x0000000000000000-mapping.dmp
      • memory/300-57-0x0000000075001000-0x0000000075003000-memory.dmp
        Filesize

        8KB

      • memory/588-63-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-72-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-60-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-61-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-78-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-65-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-67-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-66-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-68-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-70-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-77-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/588-73-0x000000000043133D-mapping.dmp
      • memory/588-76-0x0000000000400000-0x000000000047B000-memory.dmp
        Filesize

        492KB

      • memory/1364-55-0x0000000004A30000-0x0000000004C7A000-memory.dmp
        Filesize

        2.3MB

      • memory/1364-54-0x0000000000B80000-0x0000000000DD0000-memory.dmp
        Filesize

        2.3MB